Magnetic record input-output device for calculators



Sept. 2, 1958 J. E. BARTELT EI'AL 2,850,234

MAGNETIC RECORD INPUT-OUTPUT DEVICE FOR CALCULATORS Filed Dec. 31, 1953 so Shee ts-Sheet 1 FIG. 1

E LECTROSTAT I C MEMORY MEMORY REGISTER SWITCH "0" a ORDERS -5) COPY WRITE SWITCH B MO REGISTER mom onosns BINARY WORD ON MAGNETIC TAPE SWITCH "E" SWITCH [1E MAGNETIC TAPE UN ITS FIG. 2

IN V EN TORS JOHN E. BARTELT MAX E. FEMMER ATTORNEY sept- 2, 1958 J. E. BARTELT EIAL 2,850,234

MAGNETIC RECORD INPUT-OUTPUT DEVICE FOR CALCULATORS Filed Dec. 31. 1953 30 Sheets-Sheet 2 "RING SH FT" PATH FIG. 3

W T w H T S |Y m wit txw NEE E 9 R 2 T N m m 55 m5; U Q R E T U P I III S s U T T ET U ED E AEC ARC P TRR TWR A :xw m m T :m 526 c TS 25w U T :m 52 6 m A w w 95: @zEEs M Em 92 059mm HC C w IIIIJIl Alllllnli zoiozwmfiw h h h IT\ Qmo; mzo F E8? 2o; 5%;

BINARY WORD IN' MO REGISTER INVENTORS JOHN E BARTELT MAX E. FEMMER ATTORNEY Sept. 2, 1958 J. E. BARTELT ETAL MAGNETIC RECORD INPUT-OUTPUT DEVICE FOR CALCULATORS Filed D90. 31, 1953 30 Sheets-Sheet 6 50x6 JOKFZOO w:. .m 6 202.02 was.

100 koz Nm umzzouwa utz! mtz:

INVHVTORS JOHN E. BARTELT MAX E. FEMMER ATTORNEY p 1958 J. E. BARTELT EI'AL 2,850,234

MAGNETIC RECORD INPUT-OUTPUT DEVICE FOR CALCULATQRS Filed Dec. 31, 1953 30 Sheets-Sheet 8 FIG. IO

FROM H6270 FROM FIG l4 FROM FIG. 26

FIG.I4

FIGZS FROM FIGZB FIGl FROM FIGJI FIG." FROM "5.27

TOFIG63 FROM FIG. 59

FROM F|G.26 RI SHIFT FROM FIG.1O

FIG. H

FROM FIG.

TO MO REG COL FIG. I2

FROM FIG. '2

FROM FIG. 27

REG COL FIG. IO

TOMEM BUS SW Gi FROM F I6 270 FROM FIG. 59

IN V EN 1085 JOHN E. BARTELT MAX E. FEMMER ATTORNEY Sept. 2, 1958 J. E. BARTELT ETAL MAGNETIC RECORD INPUT-OUTPUT DEVICE FOR CALCULATORS Filed Dec. 31. 1953 so sheets-sheet 9 FIG. 12

TO TAPE RONCTR FIG. 29

AND L TO MEM BUS FIG. 1

850 OR sw (2-51 M0 REG mm) OUTPUT I FROM F8627!) SHIFT MQ RIGHT AND 7368) FROM FIG. 59 1/0 aus (s-5)-M0 AND F 1/0 eus (Z-SL T0 FIG. 30

L 62 FIG 13 FROM FIG. 28? HOLD MO Rests-35 AND TO MO REG (n+1) FIG 14 750C\ FROM FIG. 14 MO REG (N+1)OUTPUT TO Ma REG (N-n FROM FIGOZT sun-T MO REG LEFT AND 66 T0 MEM BUS Fla 2 852 OR D SWIG-34) Mo REG (--nOuTPuT I I f p- FROM F!G.27u SHIFT M0 RIGHT AND FROM FIG.59 BUS (6-35) MQ REG AND T 1/0 BUS (N) INVENTORS JOHN E. BARTELT MAX E. FEMMER ATTORNEY Sept. 2, 1958 MAGNETIC Filed Dec. 31, 1953 J. a. BARTELT ETAL 2,850,234

RECORD INPUT-OUTPUT DEVICE FOR CALCULATORS 3O Sheets-Sheet FIG. l4 L 364 FROM mesa HOLD M0 (6-35) AND mom H613 MO REG (34) QUTPUT 350 FROM FIG.270 sum MO REG 35 AND I 352 354 RIGHT I I TO MO REG (34 FIG. 13

T0 uo REG (5) rm :0 OR CF D FROMFIG'U SH'FT Mo LEFT 66 750!) 'ro MEM BUS sw (151 FIG.1 FROMFIGZG M WET J mom new ML.

FRDMFIGSQu I/O BUS (6-35) MO REG 1 Two l/O BUS (:5) H6300 +l5OV ao 82K 18 16 w 750i)" 0v 1 47M 1 75K 26 2w 596 R 5 5 I '32 2 52 a 46 150A I I +15V y 28 150A 5e L 100 g i IA I034 q E 4s 58 44 Q '0 I "5K SZISIK |INPUT SYNC 38 14 l 131 2.7K 3ov CLAMP N 36 O Q v -3ov INVENTORS D JOHN E. BARTELT BY MAX E. FEMMER ATTORNEY Sept. 2, 1958 J. E.- BARTELT ETAL 2,350,234

MAGNETIC RECURD INPUT-OUTPUT DEVICE FOR CALCULATORS Filed Dec. 31. 195: so sheds-sheet 13 340 4 j WRITE "c" FROM FIG 29 TAPE ExIT (CHECK) CF AND CF 1 WRITE "B" TAPE EXIT (30) H AND 7 CF (I-- CF ,414 WRITE "A" TAPE EXIT {31) AND CF F--- CF 416 WRITE "a" To TAPE EXIT (32] CF AND CF FFICHQ FROM ,418 FIG 300 WRITE "4" APE ExIT (33) CF AND CF ,420 WRITE "2 AND CF TAPE EXIT 34) ,422

AND CF kTAPE EXIT (35) :TU CONNECTED 336 FROM FIG. 15 WHITE TAPE GROUP CF AND CF WRITE TAPE GROUP 426 To T :i' F\C\ 20 FROM FIG, 18 WHITE (N) ERASE TO I I I FIG 20 F I G. INVENTORS JOHN E. BARTELT BY MAX E. FEMMER mum ATTORNEY Sept. 2, 1958 MAGNETIC RECORD INPUT-OUTPUT DEVICE FOR CALCULATORS Filed Dec. 31, 1953 CHANNEL ERASE J. E. BARTELT ETAL 2,850,234

30 Sheets-Sheet 14 READ an FROM 55 FIG- 19 A 486 TO FIG. m5 szmmss l ,/UNPOLAR CF CF TRA3 CLIPPING TRA'Z VOLTAGE I TRA-l 472 FROM ,HEAO INPUT FIG. 20 r HEAD INFU'T FROM FIG. 23

FIG.2O

FROM FIG. 19

INVENTORS JOHN E. BARTELT BY MAX E. FEMMER ATTORNEY p -2.195s J 5. BARTELT m1. 2,850,234

MAGNETIC RECORD INPUT-OUTPUT DEVICE FOR CALCULATORS Filed Dec. 31, 1953 30 Sheets-Sheet 15 OUTZ ""1 t 2 (2) wx-a m 456 L T leoK-A m F I6. 21 430 250V 47 f in II? {MEG 428 432% TAPE HEAD TRA-I 12. TRA-I T T 39uuf TO WR TE ST TUS 2 44o mmvroas REL Y JOHN E. BARTELT OFF 0v BY MAX E. FEMMER ATTORNEY Sept. 2, 1958 J. E. BARTELT ETAL MAGNETIC RECORD INPUT-OUTPUT DEVICE FOR CALCULATORS Filed Dec. 31. 1953 1 MEG IZOK 30 Sheets-Sheet 16 CLIPPING T--O VOLTAGE CLASS A OUTPUT 6*6 INVENTORS JOHN E. BARTELT MAX E. FEMMER ATTORNEY Sept. 2, 1958 J. E. BARTELT ETAL 2,350,234

MAGNETIC RECORD INPUT-OUTPUT DEVICE FOR CALCULATORS Filed Dec. 31, 1953 30 Sheets-Sheet 17 FIG. 25

FROM FIG. 29

FROM FIG. 1? TAP TD NEON LITE TO FIG. 26AND3| ON T CHE K FROM FIGJ'! sum TA CYCLE FIG. 26

4 344 Emma, i 2\ RING SHIFT TOFIG10 sxscurs cvcu: B6l CF 1 0R ZCF HAND 14- 862 ,coPv I 7 AND 742\ 744\ mm; SHIFT MQ LEFT6 TOFIG. ,T.u READ BACKWARD 0R CF I 4 27AND28 ,NOT TAPE READ eKwo 3 'SELECT AND FROM FIG.25 (TAPE GATE RING SHIFT MO RIGHT TO FIG. F a 738\ 846 ZTuANDZB r. CF 0R 1 MA 2 (DLO) INVENTORS CF .4. 348 JOHN E. BARTELT T CF MAX E. FEMMER ,M-AT (DLO) CF J- I BY ATTORNEY P 1958 J. E. BARTELT ETAL 2,850,234

MAGNETIC RECORD INPUT-OUTPUT DEVICE FOR CALCULATORS Filed Dec. 31, 1953 30 Sheets-Sheet 19 I 5 CF AND OF TAPE WORD INCOMPLETE {TAPE EOR J 454; 4557 766 CF TAPEWORIL To FIG- 464 AND 20F COMPLETE 15mm? 456 l 462] T Ts CF X I: 459

I READ-WRITE 1 END OPN 0F (56c 4560 J54, FROM FIGZS TAPE GATE 452 TAPE GATEKCF) TO FIG- sss IGANDI? L 1 T4 T0 new FROMFIG.16 (011 AND CF N 768/ 754 384) 756 758) FROM nmowotslouwm v r I mom no.2? SHIFT mu LEFT AND OR CF 752 856} 390 392 386 FROM FIGJZMOQSIOUTPUT I 7 7 FROM FlG.27u,SHlFT MO RIGHT AND 15y CF E AND 1 ROM COUNT TO FIG.25

3 96 EVEN ,INVERTED SYNC CF s T 4 7 583 1 i CF TAPE EXIT TOFIG1B I (CHECK) 592 C FROM FIGZ5 TAPE GATE 7 408 AND FROM H633 TAPE ENTRY 400 402-; Z

1 (CHECK; 3978 1 1 c F AND 2 T 4 04 /716 JLAI (Di) c F c F TAPE Ana" 7T0 FIG.59

mom m4? LTAPE CONTROL READ 7 1 \d INVENTORS JOHN E. BARTELT BY MAX E. FEMMER ATTORNEY Sept. 2, 1958 J. E. BARTELT EI'AL 2,350,234

MAGNETIC RECORD m u'r-ou'rpuw DEVICE FOR CALCULATORS Filed Dec. 31, 1953 30 Sheets-Sheet 20 FROM FlG.33 TAPE ENTRY /0 BUS To FlG.30u

FIG.3OCI

FROM FIGTBO, I/O BUS TAPE EXIT TO F|G.IB

FIG. 32

TU T

READ STATUS TO HG.33

FROM FIG-23 TO FIG. I?

FIG. 33

FROM FIG.32 READ momnqzs m AND OR OF T5 CF I AND '6IT"N" TMPE ENTRY TO FIG. 502 T5 CF TAPE zsoaso l ENTRHCHECK) 78a 709: web 2k i FROM FIGJ'! [Ann TAP T 'REGISTERS CF I 26F 15 CF INVENTORS JOHN E. BARTELT Y MAX E. FEMMER ATTORNEY 

